Joshua Lautenschlager
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Born : 1993
Cat. M23 Ultrarunner since 2022
8
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
22
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?United States
United States53,1%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 345; Σ finishers = 650. 345 / 650 × 100 = 53.08%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races610 km
> 100 km1
> 160 km1
> 24h4
Longest race160,9 km
36th Vermont 100 Mile Endurance Race — 18/7/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail57,3%
Elim.42,7%
HISTORY
8 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 18.07 | 100mi | 36th Vermont 100 Mile Endurance Race |
27:44:45 h | 152 |
| 31.05 | 50mi | 8th Chesterfield Gorge 50 Mile Ultra Race |
10:06:42 h | 10 |
| 2024 | ||||
| 07.12 | 8h | 1st Tower Tag Challenge |
58.419 km | 7 |
| 01.06 | 50km | 10th Worlds End Ultramarathon 50K |
7:48:23 h | 33 |
| 2023 | ||||
| 07.10 | Backyard Ultra | 5th Bubba's Backyard Ultra |
61.959 km | 61 |
| 20.05 | 27h | 5th Run Ragged Last Person Standing |
59.867 km | 16 |
| 2022 | ||||
| 01.10 | Backyard Ultra | 4th Bubba's Backyard Ultra |
78.857 km | 56 |
| 21.05 | 34h | 4th Run Ragged Last Person Standing |
59.867 km | 18 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 18/7/2025 | 36th Vermont 100 Mile Endurance Race | 160,93 | ×7 |
| ✓ 2 | 31/5/2025 | 8th Chesterfield Gorge 50 Mile Ultra Race | 80,47 | ×3 |
| ✓ 3 | 1/10/2022 | 4th Bubba's Backyard Ultra | 78,86 | ×3 |
| ✓ 4 | 7/10/2023 | 5th Bubba's Backyard Ultra | 61,96 | ×2 |
| ✓ 5 | 20/5/2023 | 5th Run Ragged Last Person Standing | 59,87 | ×2 |
| ✓ 6 | 21/5/2022 | 4th Run Ragged Last Person Standing | 59,87 | ×2 |
| ✓ 7 | 7/12/2024 | 1st Tower Tag Challenge | 58,42 | ×2 |
| ✓ 8 | 1/6/2024 | 10th Worlds End Ultramarathon 50K | 50,00 | ×2 |